CN208072433U - A kind of interim precipitation steel sleeve being used for basic posthole and catch pit - Google Patents
A kind of interim precipitation steel sleeve being used for basic posthole and catch pit Download PDFInfo
- Publication number
- CN208072433U CN208072433U CN201820184727.3U CN201820184727U CN208072433U CN 208072433 U CN208072433 U CN 208072433U CN 201820184727 U CN201820184727 U CN 201820184727U CN 208072433 U CN208072433 U CN 208072433U
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- China
- Prior art keywords
- tubule
- posthole
- plugging
- basic
- steel sleeve
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- 238000001556 precipitation Methods 0.000 title claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 41
- 239000010959 steel Substances 0.000 title claims abstract description 41
- 210000005239 tubule Anatomy 0.000 claims abstract description 35
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 239000011159 matrix material Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a kind of interim precipitation steel sleeves being used for basic posthole and catch pit, belong to technical field of building construction, the technical problems to be solved in the utility model is how to avoid posthole, ponding occur in catch pit and ensure that the drying of hole bottom waterproof matrix, and ensure that the closure of precipitation filtering steel pipe is convenient and efficient, improve waterproof effect, the technical solution used for：Its structure includes tube body, and bottom of the pipe is provided with screen pipe, and wing ring is provided between screen pipe and tube body；Tube body upper end is provided with tubule of plugging into, and ball valve is provided in tubule of plugging into, and handle is provided on ball valve, and handle runs through the side tube wall for tubule of plugging into and extends tubule of plugging into.
Description
Technical field
The utility model is related to technical field of building construction, specifically a kind of facing for basic posthole and catch pit
Shi Jiangshui steel sleeves.
Background technology
Existing high residential building foundation excavation depth is deeper, it usually needs lowering of watertable, and high residential building is usually adopted
With raft foundation, generally precipitation is carried out in structure surrounding setting dewatering well.But the bottom absolute altitude of the general elevator foundation pit of high residential building is past
Toward raft board bottom absolute altitude is less than, precipitation cost is considered, precipitation is carried out using concentrated setting dewatering well generally at elevator foundation pit, in order to
Ensure that structure construction is not invaded and harassed by underground water, precipitation must be also carried out at the same time while structure construction.In practice of construction, deep base
The Seal treatment for cheating dewatering well is always weak link, just direct stopping precipitation when some structure constructions to bed course, by bed course
Concreting enters in downcast well pipe, but effect is very undesirable, and general underground water will largely ooze out mat surface from surrounding, make
Waterproof construction can not be normally carried out, and influence project progress.When Specific construction, if dewatering operation cannot continue it is complete to construction of waterproof layer
Cheng Hou, the underground water for being bound to cause surrounding concentrate on deep basal pit, and making deep basal pit, nearby level of ground water steeply rises, and deep basal pit does not have
There is effective waterproof measure so that a large amount of Groundwater infiltrations cause subsequent processing that can not carry out.Meanwhile stopping dewatering operation envelope
It closes the time of downcomer and the structure base slab closed time difference will accomplish more shorter better, otherwise underground water can be on precipitation pipe well
It returns in foundation pit, causes the expenses such as manpower, the material of after-treatment to increase, and hidden danger is left to sole plate integral waterproofing.
The mode that the closure of traditional precipitation steel sleeve nozzle is utilized in nozzle welding steel is blocked, it is necessary to mixed
The progress that pours for coagulating soil is welded, and welding position is easy corrosion and destruction waterproof roll.
Invention content
The technical assignment of the utility model is to provide a kind of interim precipitation steel sleeve being used for basic posthole and catch pit, comes
Solve how to avoid posthole, ponding occur in catch pit and ensure that the drying of hole bottom waterproof matrix, and ensures precipitation mistake
The problem of closure for filtering steel pipe is convenient and efficient, raising waterproof effect.
The technical assignment of the utility model realizes in the following manner, a kind of for the interim of basic posthole and catch pit
Precipitation steel sleeve, including tube body, bottom of the pipe are provided with screen pipe, and wing ring is provided between screen pipe and tube body；Tube body upper end
It is provided with tubule of plugging into, ball valve is provided in tubule of plugging into, handle is provided on ball valve, handle runs through a side pipe of tubule of plugging into
Wall simultaneously extends tubule of plugging into, it is ensured that it is convenient and efficient to block ball valve by the handle stretched outside.
Preferably, the handle is L-shaped, it is ensured that regulation ball valve is convenient and efficient, that is, it is quick to ensure that precipitation steel sleeve blocks.
Preferably, being provided with filter hole that is several uniform and penetrating through tube wall on the tube wall of the screen pipe.
More preferably, the aperture of the filter hole is 3-6mm, preferably 5mm, and the spacing between adjacent two filter hole is 15-
25mm, preferably 20mm, eyelet is unsuitable overstocked or very few, crosses the rigidity that secret meeting destroys pipe shaft, very few to influence precipitation efficiency.
Preferably, the tube body upper port is provided with flange one, tube body is welded to connect with flange one, tubule lower end of plugging into
It is provided with flange two, tubule of plugging into is welded to connect with flange two, and flange one is crossed bolt with flange two-way and is fixedly connected.
Preferably, the tube body and screen pipe are an integral molding structure.
It is unsuitable blocked up or excessively thin preferably, the pipe thickness of the tube body and screen pipe is 3-5mm, blocked up waste at
This is excessively thin to be more easily damaged deformation, and the caliber of tube body and screen pipe is 100-120mm, preferably 110mm, diameter is too small can cause because
Precipitation efficiency crosses to generate underground water by the good waterproof roll jack-up of paving, destroys waterproof roll.
Preferably, the thickness of the wing ring is 2-3mm, preferably 2.4mm, a diameter of 100-120mm of wing ring, preferably
110mm meets the code requirement of rigid sealing casing.
Preferably, the pipe thickness of the tubule of plugging into is 1-3mm, the caliber of preferably 2mm, tubule of plugging into are 20-
30mm, preferably 25mm.
Preferably, the tubule upper end of plugging into is provided with screw thread fast joint.
The interim precipitation steel sleeve for basic posthole and catch pit of the utility model has the following advantages：This practicality is new
Type coordinate self priming pump by screen pipe toward outside posthole, catch pit side draws water, it is ensured that paving is convenient in posthole, the bottom drying of catch pit hole
Waterproof roll；It only needs to close ball valve in casting concrete, it is convenient succinct, compared with traditional precipitation steel sleeve,
Precipitation filtering steel pipe does not need the welded still pipe nozzle when pouring, and precipitation efficiency is higher, good water-proof effect.
Therefore the utility model has reasonable design, simple in structure, easy to process, small, easy to use, multi-purpose content
The features such as, thus, it has good value for applications.
Description of the drawings
The utility model is further illustrated below in conjunction with the accompanying drawings.
Attached drawing 1 is the dimensional structure diagram for basic posthole and the interim precipitation steel sleeve of catch pit；
Attached drawing 2 is the structural schematic diagram for basic posthole and the interim precipitation steel sleeve of catch pit；
Attached drawing 3 is the structural schematic diagram of embodiment 2.
In figure：1, tube body, 2, screen pipe, 3, wing ring, 4, tubule of plugging into, 5, ball valve, 6, handle, 7, filter hole, 8, flange
One, 9, flange two, 10, bolt, 11, screw thread quick coupling.
Specific implementation mode
With reference to Figure of description and specific embodiment to a kind of facing for basic posthole and catch pit of the utility model
Shi Jiangshui steel sleeves are described in detail below.
Embodiment：
As shown in figure 1 and 2, the interim precipitation steel sleeve for being used for basic posthole and catch pit of the utility model, knot
Structure includes tube body 1, and 1 lower end of tube body is screen pipe 2, and the tube wall of screen pipe 2 is equipped with filter hole that is several uniform and penetrating through tube wall
7.The aperture of filter hole 7 is 5mm, and the spacing between adjacent two filter hole 7 is 20mm, and eyelet is unsuitable overstocked or very few, crosses secret meeting
The rigidity of pipe shaft is destroyed, it is very few to influence precipitation efficiency.Wing ring 3 is welded between screen pipe 2 and tube body 1, the thickness of wing ring 3 is
2.4mm, a diameter of 110mm of wing ring 3 meet the code requirement of rigid sealing casing.Tube body 1 and screen pipe 2 are integrally formed
The pipe thickness of structure, tube body 1 and screen pipe 2 is 4mm, and unsuitable blocked up or excessively thin, blocked up cost of idleness is excessively thin to be more easily damaged
The caliber of deformation, tube body 1 and screen pipe 2 is 110mm, and diameter is too small to be caused to cross to generate underground water by paving because of precipitation efficiency
The waterproof roll posted jacks up, and destroys waterproof roll.Tubule 4 of plugging into is installed in 1 upper end of tube body, and the pipe thickness for tubule 4 of plugging into is
The caliber of 2mm, tubule 4 of plugging into are 25mm.1 upper port welded flange 1 of tube body, 4 lower end welded flange 29 of tubule of plugging into, method
Orchid 1 is fixedly connected with flange 29 by bolt 10.It plugs into mounting ball valve in tubule 4.Mounting knob 6 on ball valve 5, handle 6 pass through
It wears the side tube wall for tubule 4 of plugging into and extends tubule 4 of plugging into.Handle 6 is L-shaped, it is ensured that regulation ball valve 5 is convenient and efficient, i.e., really
Precipitation steel sleeve is protected to block fast.
It is as follows specifically to install and use process：
（One）, pre-buried hole excavation：
（1）The hole of diameter 200mm depths 600mm is dug in posthole, the catch pit hole a certain corner in bottom, it is ensured that precipitation steel pipe smoothly buries
Enter.
（2）Hole bottom is laid with 100mm thickness stones, then precipitation steel sleeve is put into hole, in the filtering of precipitation steel sleeve
Rockfill son around pipe, screen pipe buried depth 500mm.
（Two）, precipitation steel sleeve tube body specification：
（1）Precipitation steel sleeve should select coating steel pipe, can ensure that waterproof roll is Nian Jie with steel pipe securely to avoid corrosion.
（2）1 diameter of precipitation steel sleeve tube body is preferably 110mm, and diameter is too small to be caused to cross to generate ground because of precipitation efficiency
Lower water jacks up the good waterproof roll of paving, destroys waterproof roll.
（3）1 pipe thickness of precipitation steel sleeve tube body should be 3mm ~ 5mm, and unsuitable blocked up or excessively thin, blocked up cost of idleness is excessively thin
It is more easily damaged deformation.
（Three）, precipitation steel sleeve flanged joint：
（1）Before assembly, flange 1 and flange 29 are cleaned up, degreased, the sundries such as dust, rusty stain, sealing
Line is rejected clean.
（2）The defects of flange gasket quality wants flexible, non-aging, the no breakage in surface, fold, cut.
（Four）, precipitation steel sleeve screen pipe filter hole specification：
Filter hole 7, aperture 5mm, pitch of holes 20mm, the unsuitable overstocked or mistake of eyelet are opened within the scope of bottom 500mm
It is few, the rigidity that secret meeting destroys tube body 1 is crossed, it is very few to influence precipitation efficiency.
（Five）, tube body wing ring specification：
3 thickness of wing ring is 2.4mm, and 3 width of wing ring is 55mm, meets the code requirement of rigid sealing casing.
（Six）, plug at the top of precipitation steel sleeve tubule 4 and ball valve 5 installation：
4 caliber of tubule plug into for 25mm, pipe thickness 2mm, in the lower end flanges 29 and tube body 1 of tubule 4 of plugging into top
End flanges 1 are welded, it is ensured that welding is good, and ball valve 5 and top tubule 4 of plugging into are completely embedded.
Embodiment 2：
As shown in Fig. 3, embodiment 2 and embodiment 1 differ only in：Plug into 4 upper end of tubule installation screw thread fast joint
11, screw thread fast joint 11 can ensure that external pipeline is convenient and efficient, improve precipitation efficiency.Other structures and connection relation, position
It is relationship, identical with embodiment 1 using process.
The technical personnel in the technical field can readily realize the utility model with the above specific embodiments,.But
It is it should be appreciated that the utility model is not limited to above-mentioned specific implementation mode.On the basis of the disclosed embodiments, described
Those skilled in the art can arbitrarily combine different technical features, to realize different technical solutions.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Claims (10)
1. a kind of interim precipitation steel sleeve being used for basic posthole and catch pit, which is characterized in that including tube body, bottom of the pipe is set
It is equipped with screen pipe, wing ring is provided between screen pipe and tube body；Tube body upper end is provided with tubule of plugging into, and is provided in tubule of plugging into
Ball valve, handle is provided on ball valve, and handle runs through the side tube wall for tubule of plugging into and extends tubule of plugging into.
2. the interim precipitation steel sleeve according to claim 1 for being used for basic posthole and catch pit, which is characterized in that described
Handle is L-shaped.
3. the interim precipitation steel sleeve according to claim 1 for being used for basic posthole and catch pit, which is characterized in that described
Filter hole that is several uniform and penetrating through tube wall is provided on the tube wall of screen pipe.
4. the interim precipitation steel sleeve according to claim 3 for being used for basic posthole and catch pit, which is characterized in that described
The aperture of filter hole is 3-6mm, and the spacing between adjacent two filter hole is 15-25mm.
5. the interim precipitation steel sleeve according to claim 1 for being used for basic posthole and catch pit, which is characterized in that described
Tube body upper port is provided with flange one, and tube body is welded to connect with flange one, and tubule lower end of plugging into is provided with flange two, tubule of plugging into
It is welded to connect with flange two, flange one is crossed bolt with flange two-way and is fixedly connected.
6. the interim precipitation steel sleeve according to claim 1 for being used for basic posthole and catch pit, which is characterized in that described
Tube body and screen pipe are an integral molding structure.
7. the interim precipitation steel sleeve according to claim 1 for being used for basic posthole and catch pit, which is characterized in that described
The pipe thickness of tube body and screen pipe is 3-5mm, and the caliber of tube body and screen pipe is 100-120mm.
8. the interim precipitation steel sleeve according to claim 1 for being used for basic posthole and catch pit, which is characterized in that described
The thickness of wing ring is 2-3mm, a diameter of 100-120mm of wing ring.
9. the interim precipitation steel sleeve according to claim 1 for being used for basic posthole and catch pit, which is characterized in that described
The pipe thickness of tubule of plugging into is 1-3mm, and the caliber of tubule of plugging into is 20-30mm.
10. the interim precipitation steel sleeve according to claim 1 for being used for basic posthole and catch pit, which is characterized in that institute
It states tubule upper end of plugging into and is provided with screw thread fast joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184727.3U CN208072433U (en) | 2018-02-02 | 2018-02-02 | A kind of interim precipitation steel sleeve being used for basic posthole and catch pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184727.3U CN208072433U (en) | 2018-02-02 | 2018-02-02 | A kind of interim precipitation steel sleeve being used for basic posthole and catch pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208072433U true CN208072433U (en) | 2018-11-09 |
Family
ID=64036965
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820184727.3U Expired - Fee Related CN208072433U (en) | 2018-02-02 | 2018-02-02 | A kind of interim precipitation steel sleeve being used for basic posthole and catch pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208072433U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042166A (en) * | 2019-12-04 | 2020-04-21 | 中铁十二局集团第二工程有限公司 | Spiral plugging device and method for deep foundation pit dewatering well |
| CN114908786A (en) * | 2022-06-13 | 2022-08-16 | 中交隧道工程局有限公司 | Device for reducing micro-pressure bearing water in underground chamber |
-
2018
- 2018-02-02 CN CN201820184727.3U patent/CN208072433U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042166A (en) * | 2019-12-04 | 2020-04-21 | 中铁十二局集团第二工程有限公司 | Spiral plugging device and method for deep foundation pit dewatering well |
| CN114908786A (en) * | 2022-06-13 | 2022-08-16 | 中交隧道工程局有限公司 | Device for reducing micro-pressure bearing water in underground chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 |